19278136

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{619}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 38502000

約数和(自身を除く): 19223864

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 229, 458, 619, 916, 1238, 1832, 2476, 3893, 4952, 7786, 10523, 15572, 21046, 31144, 42092, 84184, 141751, 283502, 567004, 1134008, 2409767, 4819534, 9639068, 19278136]

約数ペア:

[(1, 19278136), (2, 9639068), (4, 4819534), (8, 2409767), (17, 1134008), (34, 567004), (68, 283502), (136, 141751), (229, 84184), (458, 42092), (619, 31144), (916, 21046), (1238, 15572), (1832, 10523), (2476, 7786), (3893, 4952)]